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Finding the Fourth Proportional to 302,234.80, 453,337.80 and 102,535.60

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Solution

The fourth proportional to 302,234.80, 453,337.80 and 102,535.60 is: 153,798.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,234.80 : 453,337.80 = 102,535.60 : x
  2. Step 2: Convert to fraction form
    302,234.80/453,337.80 = 102,535.60/x
  3. Step 3: Cross multiply
    302,234.80x = 453,337.80 × 102,535.60
  4. Step 4: Simplify right side
    302,234.80x = 46,483,263,325.68
  5. Step 5: Solve for x
    x = 46,483,263,325.68/302,234.80
  6. Step 6: Final answer
    x = 153,798.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.